2-Amino-3-(bromomethyl)-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine
2-Amino-5-(bromomethyl)-6-nitro-3-(trifluoromethoxy)pyridine
3-Amino-6-(bromomethyl)-2-nitro-4-(trifluoromethoxy)pyridine
6-Amino-3-(bromomethyl)-4-nitro-2-(trifluoromethoxy)pyridine